National Museum of American History
BOLUS ALBUS
1790-1810
This drug jar is marked <i>BOLUS ALBUS</i>. Bolus is a sticky clay-like substance which can be shaped into a pill. In <i>Healing Earths: A History of Minerals in Medicine</i>, W. Rudolph Reinbacher refers to Bolus Albus as a German pharmaceutical term.
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